Home / 6,136.02-8,465.55-4,720.14

Finding the Fourth Proportional to 6,136.02, 8,465.55 and 4,720.14

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Solution

The fourth proportional to 6,136.02, 8,465.55 and 4,720.14 is: 6,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.02 : 8,465.55 = 4,720.14 : x
  2. Step 2: Convert to fraction form
    6,136.02/8,465.55 = 4,720.14/x
  3. Step 3: Cross multiply
    6,136.02x = 8,465.55 × 4,720.14
  4. Step 4: Simplify right side
    6,136.02x = 39,958,581.18
  5. Step 5: Solve for x
    x = 39,958,581.18/6,136.02
  6. Step 6: Final answer
    x = 6,512.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.